Ethan swam 3.6 miles on Monday and 2.75 miles on Tuesday. How many total miles did Ethan swim on both days?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate. in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)